#B13F35#B13F35

#B13F35 is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.6% C 0.151 H 28.3°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#B13F35
RGB	rgb(177, 63, 53)
HSL	hsl(5, 54%, 45%)
HSV	hsv(5, 70%, 69%)
CMYK	cmyk(0%, 64.4%, 70.1%, 30.6%)
CIE-LAB	lab(43.01, 45.78, 30.96)
CIE-LCH	lch(43.01, 55.26, 34.07°)
OKLab	oklab(52.62% 0.1326 0.0714)
OKLCH	oklch(52.62% 0.151 28.3)
XYZ	xyz(20.5537, 13.1620, 4.8257)
Luminance	0.1316 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13F35 #35A7B1

analogous

#B13569 #B13F35 #B17D35

triadic

#B13F35 #35B13F #3F35B1

tetradic

#B13F35 #69B135 #35A7B1 #7D35B1

square

#B13F35 #69B135 #35A7B1 #7D35B1

split-complementary

#B13F35 #35B17D #3569B1

monochromatic

#531D19 #822E27 #B13F35 #CD6057 #DB8D86

Accessibility & contrast

On white

5.78

#B13F35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B13F35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13F35

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13F35	#FFFFFF	#000000	##FFFFFF
##B13F35	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5633

Deuteranopia (green-blind)

#7A6F32

Tritanopia (blue-blind)

#C2233D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b13f35;
/* rgb */ color: rgb(177, 63, 53);
/* oklch */ color: oklch(52.6% 0.151 28.3);

Tailwind

colors: {
  custom: {
    50: '#cf7a6c',
    500: '#b13f35',
    950: '#000000',
  },
}

SCSS

$custom: #b13f35;
$custom-light: #cf7a6c;
$custom-dark: #000000;

JSON

{
  "hex": "#b13f35",
  "rgb": {
    "r": 177,
    "g": 63,
    "b": 53
  },
  "hsl": {
    "h": 4.839,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5262,
    "c": 0.15055,
    "h": 28.3
  },
  "luminance": 0.13159
}

Semantic roles & 50–950 ramp

primary

#B13F35

secondary

#7DBFC4

accent

#D1DD4B

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B13F35

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →